burst (one's) bubble

To bring someone back to reality, especially if they are dreaming or fantasizing about something unrealistic. Look, I hate to burst your bubble, but there is no way you're getting into Harvard! You're a C student!

Common Names:

Name	Pronounced	Usage
Ashtad	-	Persian Mythology
Eka (2)	-	Georgian
Diederik	DEE-də-rik	Dutch
Addams	['ædəmz]
Stamatis	-	Greek
Iafeth	-	Biblical Latin